Isophorone

CAS Number
78-59-1
EC Number
201-126-0
Chemical Formula
C9H14O
Molecular Weight
138.21 g/mol
FEMA Number
FEMA 3553

Description

Isophorone (CAS 78-59-1) is a cyclic ketone solvent used across industrial coatings, specialty chemical synthesis, and flavoring applications. With FEMA 3553 designation, it is also recognized in flavor formulation under the alternate commercial name Isoforone. Its slow evaporation rate and strong solvency make it a preferred carrier in high-solids systems where controlled drying is critical. In coatings and lacquers, it dissolves nitrocellulose, epoxy, and polyurethane resins effectively.

This solvent supports high-build formulations where solvent balance directly affects film quality. It functions as a reaction medium and intermediate in the synthesis of isophorone diamine and isophorone diisocyanate. These are key building blocks for polyurethane systems. In personal care manufacturing, it serves as a carrier solvent in nail lacquers and specialty cosmetic formulations requiring controlled evaporation rates for optimal application.

At permitted use levels, it contributes a fruity, herbal note to flavor compositions targeting baked goods and beverages. Isophorone is supplied as a clear liquid in drum and IBC quantities for various industrial needs. Bulk tanker options are available for larger industrial volumes. Technical grade is the standard offering for coatings and synthesis applications. Food and flavor-compliant material is available to meet specific purity requirements.

This material is designed to meet the necessary standards for use in regulated flavor formulations. Our supply chain ensures consistent quality and availability for both industrial and food-grade applications globally.

Other Names (Synonyms)

Izoforon|Isoforone|alpha-isophorone|3,5,5-Trimethyl-2-cyclohexenone|3,5,5-Trimethyl-2-cyclo-hexen-1-one|1,1,3-Trimethyl-3-cyclohexene-5-one|3,5,5-Trimethylcyclohex-2-en-1-one|Isoforon

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point -8.1 °C
Boiling Point 215.32 °C
Density 0.9255 g/cm³ @ Temp: 20 °C
Flash Point 184 °F
Appearance light yellow liquid
Color Clear colorless to yellow
Odor Like camphor.
Form Liquid
Water Solubility Soluble in water (12g/L).
Vapor Pressure 0.2 mm Hg ( 20 °C)
Refractive Index n 20/D 1.476(lit.)
Log P 1.67-1.7 at 20℃

Documentation

Safety & Handling Learn More

Warning
GHS07· Irritant GHS08· Health Hazard

Hazard Statements

H227 Combustible liquid
H302 Harmful if swallowed
H312 Harmful in contact with skin
H316 Causes mild skin irritation

Precautionary Statements

P203 Obtain, consult and follow expert instructions for use.
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.

Trade & Regulatory

HS Code 29142990
UN Number 3082
ADR Class 9
Packing Group III
Storage Class 10 - Combustible liquids
WGK (Germany) 1
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